[1] Univ Calgary, Dept Clin Neurosci, Calgary, AB, Canada
[2] Univ Calgary, Dept Radiol, Calgary, AB, Canada
[3] Univ Calgary, Hotchkiss Brain Inst, Calgary, AB, Canada
[4] Univ Med Ctr Utrecht, Dept Neurol, Brain Ctr Rudolf Magnus, Utrecht, Netherlands
[5] Univ Paris Diderot, Lariboisiere Hosp, Dept Neurol, Paris, France
[6] Radboud Univ Nijmegen, Donders Inst Brain Cognit & Behav, Med Ctr, Donders Ctr Med Neurosci,Dept Neurol, Nijmegen, Netherlands
[7] Quebec Mental Hlth Inst, CERVO Res Ctr, Quebec City, PQ, Canada
[8] Univ Laval, Radiol Dept, Quebec City, PQ, Canada
[9] Ludwig Maximilians Univ LMU, Univ Hosp, Inst Stroke & Dementia Res ISD, Munich, Germany
[10] German Ctr Neurodegenerat Dis DZNE, Munich, Germany
[11] Munich Cluster Syst Neurol SyNergy, Munich, Germany
[12] Foothills Med Ctr, Seaman Family MR Ctr, Calgary, AB, Canada
[13] Erasmus MC, Dept Epidemiol, Rotterdam, Netherlands
[14] Univ Toronto, Heart & Stroke Fdn Canadian Partnership Stroke Re, Dept Med Biophys, Sunnybrook Res Inst, Toronto, ON, Canada
[15] Univ Edinburgh, Ctr Clin Brain Sci, Edinburgh, Midlothian, Scotland
[16] Univ Edinburgh, Edinburgh Imaging, Edinburgh, Midlothian, Scotland
[17] Univ Edinburgh, UK Dementia Res Inst, Edinburgh, Midlothian, Scotland
[18] Erasmus MC, Dept Radiol & Nucl Med, Rotterdam, Netherlands
[19] Maastricht Univ, Sch Mental Hlth & Neurosci, Dept Radiol & Nucl Med, Med Ctr, Maastricht, Netherlands
[20] Univ Toronto, Sunnybrook Res Inst, Hurvitz Brain Sci Res Program, Toronto, ON, Canada
[21] Heart & Stroke Fdn Canadian Partnership Stroke Re, Toronto, ON, Canada
[22] Univ Toronto, Dept Med Neurol, Sunnybrook Hlth Sci Ctr, Toronto, ON, Canada
[23] Natl Univ Singapore, Dept Pharmacol, Memory Aging & Cognit Ctr, Singapore, Singapore
[24] NINDS, Bldg 36,Rm 4D04, Bethesda, MD 20892 USA
[25] Univ Calif Davis, Dept Neurol, Davis, CA 95616 USA
[26] Univ Calif Davis, Ctr Neurosci, Davis, CA 95616 USA
[27] Massachusetts Gen Hosp, Stroke Serv & Memory Disorders Unit, J Philip Kistler Stroke Res Ctr, Boston, MA 02114 USA
[28] Ludwig Maximilians Univ Hosp Munich, Dept Radiol, Munich, Germany
[29] Chinese Univ Hong Kong, Lui Che Woo Inst Innovat Med, Therese Pei Fong Chow Res Ctr Prevent Dementia, Dept Med & Therapeut,Prince Wales Hosp,Gerald Cho, Hong Kong, Peoples R China
[30] NIA, NIH, Bethesda, MD 20892 USA
[31] Univ Hosp Carl Gustav Carus, Inst Neuroradiol, Dresden, Germany
[32] Univ Milan, Luigi Sacco Dept Biomed & Clin Sci, Milan, Italy
[33] Boston Univ, Sch Med, Dept Neurol, Boston, MA 02118 USA
[34] Framingham Heart Dis Epidemiol Study, Framingham, MA USA
[35] Med Univ Graz, Dept Neurol, Graz, Austria
[36] Massachusetts Gen Hosp, J Philip Kistler Stroke Res Ctr, Boston, MA 02114 USA
[37] Univ New South Wales, Ctr Hlth Brain Ageing, Sydney, NSW, Australia
[38] Univ Texas Hlth Sci Ctr San Antonio, Glenn Biggs Inst Alzheimers & Neurodegenerat Dis, San Antonio, TX 78229 USA
[39] Populat Hlth Res Inst, Hamilton, ON, Canada
[40] McMaster Univ, Dept Med Neurol, Hamilton, ON, Canada
[41] Univ Leeds, Dept Biomed Imaging Sci, Imaging Biomarkers Grp, Leeds, W Yorkshire, England
[42] Univ Toronto, Dept Med Neurol, Toronto, ON, Canada
[43] Univ Toronto, Hurvitz Brain Sci Program, Sunnybrook Hlth Sci Ctr, Toronto, ON, Canada
[44] Maastricht Univ, Med Ctr, Sch Mental Hlth & Neurosci, Dept Neurol, Maastricht, Netherlands
[45] Leiden Univ, Med Ctr, Dept Radiol, CJ Gorter Ctr High Field MRI, Leiden, Netherlands
[46] Leiden Univ, Med Ctr, Dept Radiol, Leiden, Netherlands
[47] UCL, Queen Sq Inst Neurol, London, England